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sata_mv: add power management support for the PCI controllers. 

Signed-off-by: Saeed Bishara <saeed@marvell.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Saeed Bishara 2009-12-06 18:26:22 +02:00 committed by Jeff Garzik
parent 1bfeff03f8
commit b2dec48cca
1 changed files with 29 additions and 0 deletions
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29
drivers/ata/sata_mv.c
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@ -4161,6 +4161,9 @@ static struct platform_driver mv_platform_driver = {
#ifdef CONFIG_PCI
static int mv_pci_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent);
#ifdef CONFIG_PM
static int mv_pci_device_resume(struct pci_dev *pdev);
#endif
static struct pci_driver mv_pci_driver = {
@ -4168,6 +4171,11 @@ static struct pci_driver mv_pci_driver = {
.id_table = mv_pci_tbl,
.probe = mv_pci_init_one,
.remove = ata_pci_remove_one,
#ifdef CONFIG_PM
.suspend = ata_pci_device_suspend,
.resume = mv_pci_device_resume,
#endif
};
/* move to PCI layer or libata core? */
@ -4324,6 +4332,27 @@ static int mv_pci_init_one(struct pci_dev *pdev,
return ata_host_activate(host, pdev->irq, mv_interrupt, IRQF_SHARED,
IS_GEN_I(hpriv) ? &mv5_sht : &mv6_sht);
}
#ifdef CONFIG_PM
static int mv_pci_device_resume(struct pci_dev *pdev)
{
struct ata_host *host = dev_get_drvdata(&pdev->dev);
int rc;
rc = ata_pci_device_do_resume(pdev);
if (rc)
return rc;
/* initialize adapter */
rc = mv_init_host(host);
if (rc)
return rc;
ata_host_resume(host);
return 0;
}
#endif
#endif
static int mv_platform_probe(struct platform_device *pdev);